https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13971843![A man, head and shoulders, designated as Lucas van Leyden. Pen and ink drawing after Albrecht Dürer.](https://images.rawpixel.com/image_social_square/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDI0LTAyL2xyL3djYXlleDg3bWMtaW1hZ2UuanBn.jpg)
![A man, head and shoulders, designated as Lucas van Leyden. Pen and ink drawing after Albrecht Dürer.](https://images.rawpixel.com/image_social_square/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDI0LTAyL2xyL3djYXlleDg3bWMtaW1hZ2UuanBn.jpg)
A man, head and shoulders, designated as Lucas van Leyden. Pen and ink drawing after Albrecht Dürer.
A man, head and shoulders, designated as Lucas van Leyden. Pen and ink drawing after Albrecht Dürer.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use